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Ensure that 0 length reads return an empty array not null #3872

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Ensure that 0 length reads return an empty array not null #3872

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5 changes: 3 additions & 2 deletions src/Microsoft.Data.SqlClient/src/Microsoft/Data/SqlClient/TdsParserStateObject.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -2356,9 +2356,10 @@ internal TdsOperationStatus TryReadPlpBytes(ref byte[] buff, int offset, int len
{
// if there is a snapshot which it contains a stored plp buffer take it
// and try to use it if it is the right length
buff = TryTakeSnapshotStorage() as byte[];
if (buff != null)
byte[] existingBuff = TryTakeSnapshotStorage() as byte[];
if (existingBuff != null)
{
buff = existingBuff;
totalBytesRead = _snapshot.GetPacketDataOffset();
}
}
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